Practice test

C# Interview Mock 6

Mock 6 of the C# Interview Test Series, a senior warm-up: 15 questions (4 hard, 11 medium) on struct copies with reference fields, ref locals and ref returns, generic math with static abstract interface members, default(T), expression trees vs delegates, deferred LINQ queries and captured variables, immediate vs deferred operators, read-only vs immutable collections, AggregateException vs await, ValueTask rules, cooperative cancellation, the large object heap, with on records, is not null vs an overloaded == and primary constructors. Mixed formats (theory, code output, code completion, multi-select and numeric), each with a full teaching explanation after you submit. Included in Full Access.

Questions

15

Time

25 min

Right answer

+1

Wrong answer

0

15 marks in all · pass mark 9